2008485908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{8713}}^1$

素因数の和:8785

約数の個数: 72

約数和(自身を含む): 4286451456

約数和(自身を除く): 2277965548

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 169, 286, 338, 341, 403, 572, 676, 682, 806, 1364, 1612, 1859, 3718, 4433, 5239, 7436, 8713, 8866, 10478, 17426, 17732, 20956, 34852, 57629, 95843, 113269, 115258, 191686, 226538, 230516, 270103, 383372, 453076, 540206, 1080412, 1245959, 1472497, 2491918, 2944994, 2971133, 3511339, 4983836, 5889988, 5942266, 7022678, 11884532, 14045356, 16197467, 32394934, 38624729, 45647407, 64789868, 77249458, 91294814, 154498916, 182589628, 502121477, 1004242954, 2008485908]

約数ペア:

[(1, 2008485908), (2, 1004242954), (4, 502121477), (11, 182589628), (13, 154498916), (22, 91294814), (26, 77249458), (31, 64789868), (44, 45647407), (52, 38624729), (62, 32394934), (124, 16197467), (143, 14045356), (169, 11884532), (286, 7022678), (338, 5942266), (341, 5889988), (403, 4983836), (572, 3511339), (676, 2971133), (682, 2944994), (806, 2491918), (1364, 1472497), (1612, 1245959), (1859, 1080412), (3718, 540206), (4433, 453076), (5239, 383372), (7436, 270103), (8713, 230516), (8866, 226538), (10478, 191686), (17426, 115258), (17732, 113269), (20956, 95843), (34852, 57629)]